Zip Code 03887 — Union, NH

ZIP Code 03887 is associated with Union, NH, in Strafford County. The listed population estimate is 1,739; estimated density is 35.7 people per square mile. Among records with population estimates, it ranks #15 of 16 in Strafford County and #157 of 245 in NH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.484850, -71.066200)

Data MetricLocal Statistic
Postal / Zip Code03887
Primary CityUnion
State / ProvinceNH
CountyStrafford
Total Population1,739
Population Density35.7 people/sq mi
TimezoneAmerica/New_York

How 03887 Compares

MetricZIP 03887Strafford County recordsNH records
Population estimate1,739132,728 (sum)1,394,951 (sum)
Population Density35.7 /sq mi----
County population rank#15 of 16----
State population rank#157 of 245----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in NH

ZIP CodeCityDistancePopulation estimate
ZIP 03855New Durham4.1 mi2,748
ZIP 03851Milton4.2 mi4,333
ZIP 03852Milton Mills4.6 mi205
ZIP 03872Sanbornville6.2 mi4,438
ZIP 03809Alton7.6 mi3,680

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →